. You must be there within an hour. There should be no _______ in sending the information. 

Professor Li, do you like Ewa and can you make a(n)_______ on her new movie?

In 21st century universities in the US, there is little room for traditional literature because students feel a lot of         to study science.

It is always true that sometimes even if you have had a big dinner, _________ are that you will still want to reach for food when it gets late． 

The new safety regulations were agreed on after _____ with the work-force.